Not 100% confirmed so take it lightly for now.

Tactical Evolution(601) 「タクティカルエボリューション」
Release: 5/12/2007

5 Cards per Pack, 30 Packs per Box

Includes 80 Cards:
5 Ultra Rare
9 Super Rare
18 Rare
48 Common

- Continuing the support for new monsters. Enjoy complete new strategies and options.
- Appearance of the famous anime character Johan's monster (Rainbow Dragon). Anime fans will be confident with the content.


Source - Mr XYZ @ NBBS.

Note the 80 cards per set, 20 more then the norm.